CVE-2026-87733 [MEDIUM] – An issue was discovered in the mirage-crypto-ec function before 2.2.0 for OCaml. The ECDSA

An issue was discovered in the mirage-crypto-ec function before 2.2.0 for OCaml. The ECDSA functions {P256,P384,P521}.Dsa.pub_of_octets accept 0x00, the encoding of the point at infinity, as a public key. With that public key, signatures can be forged without a private key.